<template>
  <div id="list">
    <!--查询表单-->
    <el-form :inline="true" class="demo-form-inline">
      <el-form-item>
        <el-input v-model="teacherQuerey.name" placeholder="讲师名"/>
      </el-form-item>

      <el-form-item>
        <el-select v-model="teacherQuerey.level" clearable placeholder="讲师头衔">
          <el-option :value="1" label="高级讲师"/>
          <el-option :value="2" label="首席讲师"/>
        </el-select>
      </el-form-item>

      <el-form-item label="添加时间">
        <el-date-picker
          v-model="teacherQuerey.begin"
          type="datetime"
          placeholder="选择开始时间"
          value-format="yyyy-MM-dd HH:mm:ss"
          default-time="00:00:00"
        />
      </el-form-item>
      <el-form-item>
        <el-date-picker
          v-model="teacherQuerey.end"
          type="datetime"
          placeholder="选择截止时间"
          value-format="yyyy-MM-dd HH:mm:ss"
          default-time="00:00:00"
        />
      </el-form-item>

      <el-button type="primary" icon="el-icon-search" @click="getTeacherList()">查询</el-button>
      <el-button type="default" @click="resetForm()">清空</el-button>
    </el-form>

    <!-- 表格 -->
    <el-table
      v-loading="listLoading"
      :data="teacherList"
      element-loading-text="数据加载中"
      border
      fit
      highlight-current-row>

      <el-table-column
        label="序号"
        width="70"
        align="center">
        <template slot-scope="scope">
          {{ (currentpage - 1) * size + scope.$index + 1 }}
        </template>
      </el-table-column>

      <el-table-column prop="name" label="名称" width="80" />

      <el-table-column label="头衔" width="80">
        <template slot-scope="scope">
          {{ scope.row.level===1?'高级讲师':'首席讲师' }}
        </template>
      </el-table-column>

      <el-table-column prop="intro" label="资历" />

      <el-table-column prop="gmtCreate" label="添加时间" width="160"/>

      <el-table-column prop="sort" label="排序" width="60" />

      <el-table-column label="操作" width="200" align="center">
        <template slot-scope="scope">
          <router-link :to="'/teacher/save/'+scope.row.id">
            <el-button type="primary" size="mini" icon="el-icon-edit">修改</el-button>
          </router-link>
          <el-button type="danger" size="mini" icon="el-icon-delete" @click="removeTeacherById(scope.row.id)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!-- 分页 -->
    <el-pagination
      :current-page="currentpage"
      :page-size="size"
      :total="total"
      style="padding: 30px 0; text-align: center;"
      layout="total, prev, pager, next, jumper"
      @current-change="getTeacherList"
    />
  </div>
</template>

<script>
import teacher from '@/api/edu/teacher.js'

export default {
  data() {
    return {
      listLoading: true,
      currentpage: 1,
      size: 5,
      total: 0,
      teacherQuerey: {},
      teacherList: []
    }
  },

  created() {
    this.getTeacherList()
  },

  methods: {
    getTeacherList(currentPage = 1) {
      this.currentpage = currentPage
      this.listLoading = true
      teacher.getTeacherList(this.currentpage, this.size, this.teacherQuerey)
        .then(response => {
          this.teacherList = response.data.records
          this.total = response.data.total
        })
        .catch(error => {
          console.log(error)
        })
      this.listLoading = false
    },

    resetForm() {
      this.teacherQuerey = {}
      this.getTeacherList()
    },

    removeTeacherById(id) {
      this.$confirm('此操作将永久删除该文件, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        teacher.removeTeacherById(id)
          .then(res => {
            this.getTeacherList()
            this.$message({
              type: 'success',
              message: '删除成功!'
            })
          })
          .catch(err => {
            this.$message({
              type: 'error',
              message: '删除失败!' + err
            })
          })
      }).catch(() => {
        this.$message({
          type: 'info',
          message: '已取消删除'
        })
      })
    }
  }

}
</script>

<style>

</style>
